0 Most Widely Accepted and Trusted ICC-ES Evaluation Report ICC-ES 000 (00) 423-657 (562) 699-0543 www.icc-es.org ESR-2064 Reissued 11/2017 This report is subject to renewal 11/201. DIVISION: 07 00 00 THERMAL AND MOISTURE PROTECTION SECTION: 07 24 00 EXTERIOR INSULATION AND FINISH SYSTEMS SECTION: 07 24 19 WATER-DRAINAGE EXTERIOR INSULATION AND FINISH SYSTEM REPORT HOLDER: OMEGA PRODUCTS INTERNATIONAL, INC. 1 CALIFORNIA AVENUE CORONA, CALIFORNIA 921 EVALUATION SUBJECT: AKROFLEX BARRIER, AKROFLEX WATER MANAGED (WM), AND AKROFLEX WATER MANAGED PLUS (WM+) EXTERIOR INSULATION AND FINISH SYSTEMS (EIFS) Look for the trusted marks of Conformity! 2014 Recipient of Prestigious Western States Seismic Policy Council (WSSPC) Award in Excellence A Subsidiary of ICC-ES Evaluation Reports are not to be construed as representing aesthetics or any other attributes not specifically addressed, nor are they to be construed as an endorsement of the subject of the report or a recommendation for its use. There is no warranty by ICC Evaluation Service, LLC, express or implied, as to any finding or other matter in this report, or as to any product covered by the report. Copyright 2017 ICC Evaluation Service, LLC. All rights reserved.
ICC-ES Evaluation Report www.icc-es.org (00) 423-657 (562) 699-0543 ESR-2064 Reissued November 2017 This report is subject to renewal November 201. A Subsidiary of the International Code Council DIVISION: 07 00 00 THERMAL AND MOISTURE PROTECTION Section: 07 24 00 Exterior Insulation and Finish Systems Section: 07 24 19 Water-Drainage Exterior Insulation and Finish System REPORT HOLDER: OMEGA PRODUCTS INTERNATIONAL, INC. 1 CALIFORNIA AVENUE CORONA, CALIFORNIA 921 (00) 600-6634 www.omega-products.com EVALUATION SUBJECT: AKROFLEX BARRIER, AKROFLEX WATER MANAGED (WM), AND AKROFLEX WATER MANAGED PLUS (WM+) EXTERIOR INSULATION AND FINISH SYSTEMS (EIFS) 1.0 EVALUATION SCOPE Compliance with the following codes: 2015, 2012 and 2009 International Building Code (IBC) 2015, 2012 and 2009 International Residential Code (IRC) Properties evaluated: PROPERTY IBC CHAPTER IRC CHAPTER Exterior insulation and finish systems (EIFS) 14 R7 Weather resistance 14 R7 Special inspections 17 N/A Structural transverse wind load resistance R6 Types I IV construction 26 N/A Surface-burning characteristics (foam 26 R3 plastic) Ignition resistance 26 N/A 2.0 USES The AkroFlex Barrier system is an EIFS complying with Section 140 of the IBC. Under the IBC, the AkroFlex EIFS may be used in construction Types I through V with the exception of framed walls of Type V construction, Group R-1, R-2, R-3 and R-4 occupancies. Also under the IBC, the AkroFlex EIFS may be used on masonry and concrete construction. Under the IRC, the AkroFlex EIFS may be used only on masonry and concrete construction. The AkroFlex WM and WM+ systems are EIFS with drainage complying with Section 140.4.1 of the IBC and Section R703.9 of the IRC. Under the IBC, the AkroFlex WM and WM+ EIFS may be used in Types I through V construction. Under the IRC, the AkroFlex WM and WM+ EIFS may be used on any construction. 3.0 DESCRIPTION 3.1 System Components: 3.1.1 AkroFlex Barrier (EIFS): The AkroFlex Barrier system consists of a water-resistive coating (optional), adhesively-applied expanded polystyrene (EPS) insulation board, reinforcing mesh, base coat, and finish coat. See Table 1 for system components. 3.1.2 AkroFlex WM (EIFS with Drainage): The AkroFlex WM system consists of a water-resistive barrier or coating, mechanically attached EPS insulation board, reinforcing mesh, base coat, weep screed starter track, and finish coat. See Table 1 for system components. 3.1.3 AkroFlex WM+ (EIFS with Drainage): The AkroFlex WM+ system consists of a water-resistive coating, adhesively applied EPS insulation board, reinforcing mesh, weep screed starter track, base coat, and finish coat. See Table 1 for system components. 3.2 EPS Insulation Board: EPS insulation board must be one of the following: a. EPS insulation board complying with ASTM C57, Type I, and ASTM E2430, produced by a molder with a current ICC-ES evaluation report. The board must be labeled in accordance with the applicable report. b. EPS insulation board complying with ASTM C57, Type I, and ASTM E2430, produced by a molder who participates in an approved third-party quality assurance program. The board must be labeled in accordance with the applicable code. EPS insulation board must have a flame-spread index of 25 or less and a smoke developed index of 450 or less when tested in accordance with ASTM E4 or UL723. 3.3 Substrates The substrates must be one of the following: a. Gypsum sheathing board complying with ASTM C1177 or ASTM C1396. b. Fiber cement panels complying with ASTM C1325. ICC-ES Evaluation Reports are not to be construed as representing aesthetics or any other attributes not specifically addressed, nor are they to be construed as an endorsement of the subject of the report or a recommendation for its use. There is no warranty by ICC Evaluation Service, LLC, express or implied, as to any finding or other matter in this report, or as to any product covered by the report. Copyright 2017 ICC Evaluation Service, LLC. All rights reserved. Page 1 of 5
ESR-2064 Most Widely Accepted and Trusted Page 2 of 5 c. Exterior or Exposure 1 complying with US DOC PS-1 or US DOC PS-2. d. Concrete, masonry, and exterior plaster complying with the applicable code. 3.4 Sealants: Sealant must comply with ASTM C920, Type S or M, minimum Grade NS, minimum Class 25 and Use O. 4.0 DESIGN AND INSTALLATION 4.1 General: The AkroFlex Barrier, WM, and WM+ EIFS must be installed in accordance with the manufacturer s installation instructions, specifications and details. The system components are noted in Table 1. 4.2 Drainage Options: 4.2.1 AkroFlex WM: The AkroFlex WM EIFS provides drainage through a minimum 1 -inch-thick (3 mm) EPS insulation board with corrugations on the back side of the board. The corrugations must be 3 / inch deep (9.5 mm) and spaced 1 inch (25.4 mm) on center. 4.2.2 AkroFlex WM+: The AkroFlex WM+ EIFS provides drainage through the application of vertical ribbons of adhesive between the water-resistive coating and the back surface of flat EPS insulation board. The vertical ribbons of adhesive are created with a 3 / -by- 3 / -by-1 -inch (9.5 by 9.5 by 3 mm) notched trowel. 4.3 Wind Design: The allowable wind pressures for AkroFlex Barrier and WM+ EIFS are noted in Table 2. The allowable wind pressures for AkroFlex WM EIFS are noted in Table 3. Other assemblies may be considered for approval by local officials based on testing and/or calculation of a qualified design professional. 4.4 Weather Protection: AkroFlex Barrier, WM, and WM+ systems comply with IBC Section 1403.2 and IRC Section R703.1.1. 4.5 Use in Types I through IV Construction: The assemblies qualified for use in Types I through IV construction under the IBC are described in Table 4. 4.6 Special Inspection: For recognition under the IBC, special inspections are required in accordance with 2015 IBC Sections 1704.2 and 1705., 2012 IBC Sections 1704.2 and 1705.15 (Sections 1704.1 and 1704.14 of the 2009 IBC). The special inspector must furnish inspection reports to the code official, and to the registered design professional in charge, in accordance with 2015 IBC Section 1705., 2012 IBC Section 1705.15 (Section 1704.14 of the 2009 IBC). The Omega Products third-party inspection guidelines for verifying field preparation of materials are available in the Technical Bulletins section at www.omega-products.com. 5.0 CONDITIONS OF USE The AkroFlex Barrier, WM, and WM+ EIFS described in this report comply with, or are suitable alternatives to what is specified in, those codes listed in Section 1.0 of this report, subject to the following conditions: 5.1 Installation must comply with this report, the manufacturer s published installation instructions and the applicable code. In the event of a conflict between the manufacturer s instructions and this report, this report governs. 5.2 The insulation board must be separated from the building interior by a thermal barrier complying with the applicable code. 5.3 The AkroFlex Barrier EIFS must not be used in Type V framed construction in Occupancy Groups R- 1, R-2, R-3, and R-4 under the IBC or framed walls under the IRC. 5.4 Installation must be by applicators approved by Omega Products International, Inc. 5.5 Termination of the systems must not be less than 6 inches (152 mm) above finished grade in accordance with 2015 IBC Section 2603., 2012 IBC Section 2603.9 (Section 2603. of the 2009 IBC) and IRC Section R31.4. 6.0 EVIDENCE SUBMITTED 6.1 For the AkroFlex Barrier EIFS: data in accordance with the ICC-ES Acceptance Criteria for Exterior Insulation and Finish Systems (AC219), dated October 2009 (editorially revised November 2014). 6.2 For the AkroFlex WM and WM+ EIFS with drainage: data in accordance with the ICC-ES Acceptance Criteria for EIFS Clad Drainage Wall Assemblies (AC235), dated January 2015. 7.0 IDENTIFICATION Each container or package of the components in the AkroFlex EIFS systems must be labeled with the manufacturer s name (Omega Products International, Inc.) and address; the product name; lot or batch number; quantity of material; storage instructions; pot life; expiration date; and the evaluation report number (ESR-2064). Foam plastic insulation must be labeled in accordance with the current ICC-ES evaluation report in which it is recognized, or in accordance with IBC Section 2603.2 or IRC Section R3.2, as applicable.
ESR-2064 Most Widely Accepted and Trusted Page 3 of 5 SYSTEM AkroFlex Barrier (EIFS) AkroFlex WM (EIFS with drainage) AkroFlex WM+ (EIFS with drainage) WATER-RESISTIVE BARRIER OR COATING Optional-AkroGuard waterresistive coating system (See ESR-3391) AkroGuard water-resistive coating system (See ESR-3391) or code-complying water-resistive barrier AkroGuard water-resistive coating system (See ESR-3391) TABLE 1 SYSTEM COMPONENTS EPS INSULATION BOARD Fastening Method Type Adhesively applied StyroGlue, or Flat StyroGlue DryBond, or (see Section 3.2) StyroBond Mechanically fastened in accordance with Table 3. Adhesively applied StyroGlue, or StyroGlue DryBond Corrugated (see Section 3.2) Flat (see Section 3.2) BASE COAT StyroGlue, or StyroGlue DryBond, or StyroGlue TF REINFORCMING MESH AkroFlex Mesh FINISH AkroFlex 1 For installation instructions, specifications and details, see the www.omega-products.com Walls Systems tab for the AkroFlex Barrier, WM, and WM+ EIFS, and the Products tab for the base coat, reinforcing mesh, and finish products. TABLE 2 WIND LOAD DESIGN FOR THE AKROFLEX BARRIER AND WM+ SYSTEMS 1,2,3,4 FRAMING MEMBERS SHEATHING EPS INSULATION BOARD MIN. Thick. Sheathing Type Type THICKNESS (inch) (inch) No. 1 gage [0.046] steel No. 1 gage [0.046] steel 24 24 (S.G. 0.42) (S.G. 0.42) Concrete or Masonry 5 / Gypsum, glass mat faced gypsum, cement board, or 5 / Gypsum, glass mat faced gypsum, cement board, or 5 / For SI: 1 inch = 25.4 mm, 1 psf = 0.0479 kpa. 6d common nails, 1 inches long ALLOWABLE PRESSURE (psf) No. by 1 1 / 4-inchlong, self-drilling flat, +/- 36 wafer, pancake, or 1 6 modified truss head screws +/- 31 No. 6 by 1 1 / 4-inchlong, self-drilling bugle +/- 36 head, type S, 1 6 minimum head diameter of 0.31 inch +/- 31 No. 6 self-drilling bugle head, Type W screws, 1 inches long 6d common nails, 1 5 / inches long No. 6 self-drilling bugle head, Type W screws, 1 5 / inches long 1 +/- 26 1 +/- 36 1 +/- 26 1 +/- 36 N/A N/A N/A N/A N/A 1-32 1 Installation of AkroFlex Barrier and WM+ Systems must be in accordance with Section 4.1 and Table 1. Sheathing must comply with Section 3.3. 2 Framing members must be designed in accordance with the applicable code. Deflection for framing members must not exceed 40 of the span. 3 Vertical edges of the sheathing must butt over studs. 4 s must be sufficient length to penetrate a minimum of 3 / inch into steel studs.
ESR-2064 Most Widely Accepted and Trusted Page 4 of 5 TABLE 3 WIND LOAD DESIGN FOR THE AKROFLEX WM SYSTEM 1,2,3 FASTENING SYSTEM SHEATHING FRAMING MEMBERS WASHER MIN. EPS INSULATION THICKNESS ALLOWABLE PRESSURE (psf) Pattern A (fasten to wood based sheathing) See Figure 1 Wood structural panels (S.G. 0.5) or Wind Devil, Plasti-Grip III, or Plasti-Grip IV 1 +/- 21 1 +/- 31 Pattern B (fasten to wood based sheathing) See Figure 1 Wood structural panels (S.G. 0.5) or Wind Devil II 1 +/- 40 1 +/- 43 Pattern C (fasten to studs) See Figure 1 Wood structural panels, gypsum, glass mat faced gypsum, or cement board (S.G. 0.5) or Wind Devil II 1 +/- 29 1 +/- 3 For SI: 1 inch = 25.4 mm, 1 psf = 0.0479 kpa. 1 Installation of AkroFlex WM Systems must be in accordance with Section 4.1 and Table 1. Sheathing must comply with Section 3.3. 2 Framing members and sheathing attachment to framing members must be designed in accordance with the applicable code. Deflection for framing members must not exceed 40 of the span. 3 Use appropriate fastener type for sheathing and/or stud type. must be sufficient to penetrate a minimum of 3 / 4 inch into wood studs, 1 / 4 inch through metal studs, and 1 / 4 inch through wood sheathing. Refer to fastener manufacturer for additional requirements. FIGURE 1 AKROFLEX WM INSULATION BOARD FASTENER PATTERN
ESR-2064 Most Widely Accepted and Trusted Page 5 of 5 TABLE 4 ASSEMBLIES FOR USE IN TYPES I THROUGH IV CONSTRUCTION UNDER THE IBC 1,2,3,4,5,6 METAL FRAMING MEMBERS Depth 3 5 / 3 5 / Studs Tracks No. 1 gage [0.046] steel Openings Studs, tracks, and openings Stud 24 For SI: 1 inch = 25.4 mm, 1 psf = 0.0479 kpa. INTERIOR SHEATHING TYPE X GYPSUM ASTM C1177 OR ASTM C1396 Thickness (inch) 5 / Type 1 3 / -inch-long, buglehead selfdrilling screws, Type S-12 per applicable code 1 1 / 4-inch-long, at the buglehead selfdrilling screws, 12 in the field perimeter, Type S EXTERIOR SHEATHING TYPE X GYPSUM ASTM C1177 OR ASTM C1396 Thickness (inch) 5 / Type 1 3 / -inch-long, buglehead self-drilling screws, Type S-12 1 1 / 4-inch-long, buglehead self-drilling screws, Type S EPS INSULATION BOARD Thickness 6 4 4 1 Installation of AkroFlex Barrier, WM, and WM+ systems must be in accordance with Section 4.1 and Table 1. 2 Installation of the AkroGuard water-resistive barrier must be installed in accordance with ESR-3391. 3 When use occurs at a height more than 40 feet above the grade plane, the water-resistive barrier/coating is limited to use of the AkroGuard water-resistive coating. 4 Self-drilling screw fasteners must penetrate a minimum of 3 / inch into metal framing. 5 USG Thermafiber Safing Insulation, 4 pcf, having a thickness of 4 inches, must be used to firestop the stud cavities at floor lines. 6 All joints must be taped and treated with joint compound. Intermediate fastener heads are treated with joint compound in accordance with ASTM C40 or GA2.